Xi'an Brictec Engineering Co., Ltd.
                                                                                                           
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15 Years
Since 2011
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Automatic Energy Saving Clay Brick Making Machine with Dual-Stage Vacuum Extruder

Price Negotiable
Price: US$71500-131900
MOQ: 1 set
Delivery Time: 40 days
Brand: Brictec
Product Description
Automatic Vacuum Extruder Clay Brick Making Machine
Brictec offers four specialized clay fired brick extruder models: Large-scale Dual-Stage Vacuum Extruder, Medium-scale Dual-Stage Vacuum Extruder, Compact Extruder, and Vertical Screw Extruder. Each model features distinct performance parameters tailored to various production requirements. For detailed specifications, please refer to the product specifications table or consult with our account manager.
Equipment Overview
The vacuum brick extruder serves as the core equipment in clay brick production, designed to extrude mixed clay materials under high pressure while applying vacuum treatment to enhance green body compactness and strength. Its performance directly influences brick quality, production efficiency, and overall plant operational stability.
Industrial clay brick vacuum extruder machine in operation
Key Features
  • Vacuum De-airing System: Advanced vacuum pump technology (achieving -0.092 to -0.098 MPa) removes air from clay prior to extrusion, reducing body porosity and enhancing density to prevent cracking, delamination, or explosion during drying and firing processes.
  • High-Pressure Extrusion System: Utilizes spiral auger or two-stage extrusion mechanisms to ensure homogeneous clay compaction, with extrusion pressure ranging from 2.5 to 4.5 MPa for handling materials of varying hardness.
  • Adjustable Mold System: Quick-change mold systems enable rapid product transitions for solid, hollow, or perforated bricks, minimizing downtime and enhancing production flexibility.
  • Wear-resistant Materials & Low-maintenance Design: Critical components including auger, liner, and extrusion head utilize high-chromium alloy steel or tungsten carbide coatings for extended service life. Premium models feature hydraulic clearance adjustment for automatic wear compensation.
  • Automated Control: Modern PLC-controlled systems monitor vacuum levels, extrusion pressure, and motor load for intelligent adjustment, with advanced models supporting remote monitoring for predictive maintenance.
Close-up view of vacuum extruder components and control panel
Primary Functions
  • Material Processing: Mixes and extrudes various clay materials including shale and coal gangue
  • De-airing: Removes air bubbles to enhance structural strength
  • Shaping: Forms precise brick profiles through customizable dies
  • Cutting: Integrated automatic cutting systems for consistent brick lengths
  • Conveying: Transfers finished bricks to drying or stacking systems
Brick shaping and cutting process in vacuum extruder
Operational Advantages
  • Improved Brick Quality & Reduced Waste: High-end machines ensure dense, precise bricks with waste rates below 2%, compared to over 10% with low-end equipment
  • Enhanced Efficiency & Energy Savings: Reliable extruders support continuous 24/7 production with minimal downtime, while optimized pressure systems reduce power consumption by 20% or more
  • Extended Lifespan & Reduced Maintenance: Premium models deliver 1-3 years of service life versus 3-6 months for cheap alternatives
  • Material Adaptability: Handles clay with 14-22% moisture content and accommodates mixed materials with quick mold changes for diverse product lines
  • Process Optimization: Superior extrusion quality minimizes drying cracks and firing deformations in subsequent processes
High-quality brick production results from vacuum extruder
Technical Specifications
Model Upper Stage
Screw (mm)
Upper Stage
Power (kW)
Lower Stage
Screw (mm)
Lower Stage
Power (kW)
Max Pressure
(MPa)
Capacity
(m³/h)
Weight
(t)
Dimensions
(mm)
VP-40/40-S Φ400 30-45 Φ400 55-75 3.5 7-20 10.5 6200*2400*2100
VP-45/40-S Φ400 30-55 Φ450/400 75-90 3.5 7-20 11.5 6000*2500*2200
VP-50/50-S Φ500 55-90 Φ500 90-160 3.5 20-40 14 5700*4500*2600
VP-56/45-S Φ400 45-55 Φ560/450 75-90 4.5 7-35 14.5 5700*2400*2600
VP-56/50-S Φ500 55-90 Φ560/450 75-132 3.5 15-40 15 7000*5500*2600
VP-60/60-S Φ500 55-90 Φ580 132-160 3.0 25-45 27 7400*5500*2900
Technical diagram of vacuum extruder internal components
The vacuum extruder serves as the essential core component of any brick manufacturing facility. Selecting a reliable, wear-resistant, and automated machine ensures superior product quality, reduced operational costs, and sustained competitive advantage in the market.
Complete clay brick production line with vacuum extruder

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Xi'an Brictec Engineering Co., Ltd.
Location China
Contact Person Brandon Lan

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